Add a bit more log info about the thread group
Add a bit more log info about the thread group

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1375278 13f79535-47bb-0310-9956-ffa450edef68

Former-commit-id: 66660cb30728504c5664abb46d94c354f1a41474
apache/jmeter,ham1/jmeter,ham1/jmeter,benbenw/jmeter,ham1/jmeter,ham1/jmeter,etnetera/jmeter,etnetera/jmeter,benbenw/jmeter,apache/jmeter,etnetera/jmeter,apache/jmeter,benbenw/jmeter,apache/jmeter,etnetera/jmeter,etnetera/jmeter,ham1/jmeter,apache/jmeter,benbenw/jmeter